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30465270223 = 177189283601
BaseRepresentation
bin11100010111110111…
…110010000111001111
32220122011210002010121
4130113313302013033
5444343102121343
621555012245411
72125646344543
oct342767620717
986564702117
1030465270223
1111a1393a483
125aa2910867
132b468aa41b
14169015da23
15bd48d1aed
hex717df21cf

30465270223 has 16 divisors (see below), whose sum is σ = 33079337280. Its totient is φ = 27951616000.

The previous prime is 30465270217. The next prime is 30465270299. The reversal of 30465270223 is 32207256403.

It is a cyclic number.

It is not a de Polignac number, because 30465270223 - 217 = 30465139151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30465270023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34378 + ... + 249223.

It is an arithmetic number, because the mean of its divisors is an integer number (2067458580).

Almost surely, 230465270223 is an apocalyptic number.

30465270223 is a deficient number, since it is larger than the sum of its proper divisors (2614067057).

30465270223 is a wasteful number, since it uses less digits than its factorization.

30465270223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283778.

The product of its (nonzero) digits is 60480, while the sum is 34.

The spelling of 30465270223 in words is "thirty billion, four hundred sixty-five million, two hundred seventy thousand, two hundred twenty-three".

Divisors: 1 17 71 89 1207 1513 6319 107423 283601 4821217 20135671 25240489 342306407 429088313 1792074719 30465270223